<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title></title>
	<style type="text/css">
		*{
			margin: 0;
			padding: 0
		}
		.tianliang{
			width: 200px;
			height: 200px;
			background-color: red;
			position: relative;
			z-index: 3;
		}
		.tianliang .sendie{
			width: 100px;
			height: 100px;
			background-color: pink;
			position: absolute;
			top: 240px;
			left: 300px;
			z-index: 333;
			
		}
		.lzy{
			width: 200px;
			height: 200px;
			background-color: yellow;
			position: relative;
			z-index: 4;
		}
		.lzy .brother{
			width: 100px;
			height: 100px;
			background-color: green;
			position: absolute;
			top: 100px;
			left: 320px;
			z-index: 111;
		
		}
	</style>
</head>
<body>
	
	<div class="tianliang">
		<p class="sendie"></p>
	</div>
	<div class="lzy">
		<p class="brother"></p>
	</div>
</body>
</html>